Surviving the phone zombie apocalypse

Forget the undead, it's the mobile device addicts filling the sidewalks that I worry about

Slowly they edge forward, their eyes fixed downward. Their peripheral vision is all but gone, a memory of the life they had before. Now, they merely run on instinct, fueled by a raw desire for braaaaaaaaaains ... well, brain-training apps.

As opposed to the dreaded flesh-eaters in The Walking Dead, the popular comic book and TV show, the "zombies" I encounter everyday on the streets of China are more annoying than scary, and are really only a danger to themselves - unless you count the repetitive strain injury that other pedestrians risk developing from all the tutting and glaring.